KR20080111149A - 구리 함유 기판에 대한 cmp 방법 - Google Patents
구리 함유 기판에 대한 cmp 방법 Download PDFInfo
- Publication number
- KR20080111149A KR20080111149A KR1020087028339A KR20087028339A KR20080111149A KR 20080111149 A KR20080111149 A KR 20080111149A KR 1020087028339 A KR1020087028339 A KR 1020087028339A KR 20087028339 A KR20087028339 A KR 20087028339A KR 20080111149 A KR20080111149 A KR 20080111149A
- Authority
- KR
- South Korea
- Prior art keywords
- polishing composition
- oxidant
- benzotriazole
- polishing
- organic
- Prior art date
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- 239000000758 substrate Substances 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 89
- 239000010949 copper Substances 0.000 title claims description 89
- 229910052802 copper Inorganic materials 0.000 title claims description 89
- 239000000203 mixture Substances 0.000 claims abstract description 210
- 238000005498 polishing Methods 0.000 claims abstract description 203
- 239000007800 oxidant agent Substances 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 150000008051 alkyl sulfates Chemical class 0.000 claims abstract description 8
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims abstract description 8
- ICIWUVCWSCSTAQ-UHFFFAOYSA-N iodic acid Chemical class OI(=O)=O ICIWUVCWSCSTAQ-UHFFFAOYSA-N 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 64
- -1 benzotriazole compound Chemical class 0.000 claims description 61
- 230000001590 oxidative effect Effects 0.000 claims description 58
- 239000012964 benzotriazole Substances 0.000 claims description 49
- 229910052715 tantalum Inorganic materials 0.000 claims description 39
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 39
- 239000000377 silicon dioxide Substances 0.000 claims description 27
- 229910052739 hydrogen Inorganic materials 0.000 claims description 25
- LRUDIIUSNGCQKF-UHFFFAOYSA-N 5-methyl-1H-benzotriazole Chemical compound C1=C(C)C=CC2=NNN=C21 LRUDIIUSNGCQKF-UHFFFAOYSA-N 0.000 claims description 12
- 230000004888 barrier function Effects 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 7
- 150000001735 carboxylic acids Chemical class 0.000 claims description 6
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- 238000005299 abrasion Methods 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- DVEIDGKSJOJJJU-UHFFFAOYSA-N benzotriazole-1-carbaldehyde Chemical compound C1=CC=C2N(C=O)N=NC2=C1 DVEIDGKSJOJJJU-UHFFFAOYSA-N 0.000 claims description 5
- DIFOLZGBHRDEFT-UHFFFAOYSA-N 2-(benzotriazol-1-yl)acetonitrile Chemical compound C1=CC=C2N(CC#N)N=NC2=C1 DIFOLZGBHRDEFT-UHFFFAOYSA-N 0.000 claims description 3
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical compound CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 claims description 3
- OZTBHAGJSKTDGM-UHFFFAOYSA-N 9,10-dioxoanthracene-1,5-disulfonic acid Chemical compound O=C1C=2C(S(=O)(=O)O)=CC=CC=2C(=O)C2=C1C=CC=C2S(O)(=O)=O OZTBHAGJSKTDGM-UHFFFAOYSA-N 0.000 claims description 3
- IJNPIHLZSZCGOC-UHFFFAOYSA-N 9,10-dioxoanthracene-1,8-disulfonic acid Chemical compound O=C1C2=CC=CC(S(O)(=O)=O)=C2C(=O)C2=C1C=CC=C2S(=O)(=O)O IJNPIHLZSZCGOC-UHFFFAOYSA-N 0.000 claims description 3
- MMNWSHJJPDXKCH-UHFFFAOYSA-N 9,10-dioxoanthracene-2-sulfonic acid Chemical compound C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 MMNWSHJJPDXKCH-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- MSSUFHMGCXOVBZ-UHFFFAOYSA-N anthraquinone-2,6-disulfonic acid Chemical group OS(=O)(=O)C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 MSSUFHMGCXOVBZ-UHFFFAOYSA-N 0.000 claims description 3
- MXJIHEXYGRXHGP-UHFFFAOYSA-N benzotriazol-1-ylmethanol Chemical compound C1=CC=C2N(CO)N=NC2=C1 MXJIHEXYGRXHGP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- WSALIDVQXCHFEG-UHFFFAOYSA-L disodium;4,8-diamino-1,5-dihydroxy-9,10-dioxoanthracene-2,6-disulfonate Chemical compound [Na+].[Na+].O=C1C2=C(N)C=C(S([O-])(=O)=O)C(O)=C2C(=O)C2=C1C(O)=C(S([O-])(=O)=O)C=C2N WSALIDVQXCHFEG-UHFFFAOYSA-L 0.000 claims description 2
- 235000000177 Indigofera tinctoria Nutrition 0.000 claims 2
- 150000004056 anthraquinones Chemical class 0.000 claims 2
- 229940097275 indigo Drugs 0.000 claims 2
- COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 claims 2
- 125000003354 benzotriazolyl group Chemical class N1N=NC2=C1C=CC=C2* 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 19
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 16
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 15
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- 230000000052 comparative effect Effects 0.000 description 11
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- 235000012431 wafers Nutrition 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 5
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- 239000004094 surface-active agent Substances 0.000 description 4
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 4
- YZTNZXMSOPEFKC-UHFFFAOYSA-N 1-(isocyanomethyl)benzotriazole Chemical compound C1=CC=C2N(C[N+]#[C-])N=NC2=C1 YZTNZXMSOPEFKC-UHFFFAOYSA-N 0.000 description 3
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 3
- 239000005751 Copper oxide Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 3
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- 125000005207 tetraalkylammonium group Chemical group 0.000 description 3
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- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- HXHCOXPZCUFAJI-UHFFFAOYSA-N prop-2-enoic acid;styrene Chemical class OC(=O)C=C.C=CC1=CC=CC=C1 HXHCOXPZCUFAJI-UHFFFAOYSA-N 0.000 description 2
- 239000006254 rheological additive Substances 0.000 description 2
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- UEFCKYIRXORTFI-UHFFFAOYSA-N 1,2-thiazolidin-3-one Chemical compound O=C1CCSN1 UEFCKYIRXORTFI-UHFFFAOYSA-N 0.000 description 1
- ASOKPJOREAFHNY-UHFFFAOYSA-N 1-Hydroxybenzotriazole Chemical compound C1=CC=C2N(O)N=NC2=C1 ASOKPJOREAFHNY-UHFFFAOYSA-N 0.000 description 1
- HXQHRUJXQJEGER-UHFFFAOYSA-N 1-methylbenzotriazole Chemical compound C1=CC=C2N(C)N=NC2=C1 HXQHRUJXQJEGER-UHFFFAOYSA-N 0.000 description 1
- QWENRTYMTSOGBR-UHFFFAOYSA-N 1H-1,2,3-Triazole Chemical compound C=1C=NNN=1 QWENRTYMTSOGBR-UHFFFAOYSA-N 0.000 description 1
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- LDZYRENCLPUXAX-UHFFFAOYSA-N 2-methyl-1h-benzimidazole Chemical compound C1=CC=C2NC(C)=NC2=C1 LDZYRENCLPUXAX-UHFFFAOYSA-N 0.000 description 1
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 description 1
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- 239000010703 silicon Substances 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 125000005208 trialkylammonium group Chemical group 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/042—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor
- B24B37/044—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor characterised by the composition of the lapping agent
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Mechanical Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/408,334 US20070249167A1 (en) | 2006-04-21 | 2006-04-21 | CMP method for copper-containing substrates |
US11/408,334 | 2006-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20080111149A true KR20080111149A (ko) | 2008-12-22 |
Family
ID=38620011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087028339A KR20080111149A (ko) | 2006-04-21 | 2007-03-22 | 구리 함유 기판에 대한 cmp 방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20070249167A1 (ja) |
EP (1) | EP2013308A4 (ja) |
JP (1) | JP2009534834A (ja) |
KR (1) | KR20080111149A (ja) |
CN (1) | CN101437919A (ja) |
IL (1) | IL194462A0 (ja) |
TW (1) | TW200808946A (ja) |
WO (1) | WO2007126672A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101451048A (zh) * | 2007-11-30 | 2009-06-10 | 安集微电子(上海)有限公司 | 一种化学机械抛光液 |
JP5441362B2 (ja) * | 2008-05-30 | 2014-03-12 | 富士フイルム株式会社 | 研磨液及び研磨方法 |
US8247326B2 (en) * | 2008-07-10 | 2012-08-21 | Cabot Microelectronics Corporation | Method of polishing nickel-phosphorous |
CN101724347A (zh) * | 2008-10-10 | 2010-06-09 | 安集微电子(上海)有限公司 | 一种化学机械抛光液 |
TWI457423B (zh) * | 2008-11-10 | 2014-10-21 | Asahi Glass Co Ltd | A polishing composition, and a method for manufacturing a semiconductor integrated circuit device |
CN102408834B (zh) * | 2010-09-20 | 2015-05-27 | 安集微电子(上海)有限公司 | 一种化学机械抛光液 |
JP2013077341A (ja) * | 2011-09-29 | 2013-04-25 | Alphana Technology Co Ltd | 回転機器の製造方法およびその製造方法により製造される回転機器 |
US8999193B2 (en) * | 2012-05-10 | 2015-04-07 | Air Products And Chemicals, Inc. | Chemical mechanical polishing composition having chemical additives and methods for using same |
CN103265893B (zh) * | 2013-06-04 | 2015-12-09 | 复旦大学 | 一种基于金属Mo的抛光工艺的抛光液、其制备方法及应用 |
KR102264348B1 (ko) * | 2013-07-11 | 2021-06-11 | 바스프 에스이 | 부식 저해제로서 벤조트리아졸 유도체를 포함하는 화학-기계적 연마 조성물 |
US20200102475A1 (en) * | 2018-09-28 | 2020-04-02 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Chemical mecahnical polishing composition and method of polishing silcon dioxide over silicon nitiride |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
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US5230833A (en) * | 1989-06-09 | 1993-07-27 | Nalco Chemical Company | Low sodium, low metals silica polishing slurries |
US5196353A (en) * | 1992-01-03 | 1993-03-23 | Micron Technology, Inc. | Method for controlling a semiconductor (CMP) process by measuring a surface temperature and developing a thermal image of the wafer |
US6614529B1 (en) * | 1992-12-28 | 2003-09-02 | Applied Materials, Inc. | In-situ real-time monitoring technique and apparatus for endpoint detection of thin films during chemical/mechanical polishing planarization |
US5658183A (en) * | 1993-08-25 | 1997-08-19 | Micron Technology, Inc. | System for real-time control of semiconductor wafer polishing including optical monitoring |
US5433651A (en) * | 1993-12-22 | 1995-07-18 | International Business Machines Corporation | In-situ endpoint detection and process monitoring method and apparatus for chemical-mechanical polishing |
JP3270282B2 (ja) * | 1994-02-21 | 2002-04-02 | 株式会社東芝 | 半導体製造装置及び半導体装置の製造方法 |
JP3313505B2 (ja) * | 1994-04-14 | 2002-08-12 | 株式会社日立製作所 | 研磨加工法 |
US5893796A (en) * | 1995-03-28 | 1999-04-13 | Applied Materials, Inc. | Forming a transparent window in a polishing pad for a chemical mechanical polishing apparatus |
US5964643A (en) * | 1995-03-28 | 1999-10-12 | Applied Materials, Inc. | Apparatus and method for in-situ monitoring of chemical mechanical polishing operations |
US5838447A (en) * | 1995-07-20 | 1998-11-17 | Ebara Corporation | Polishing apparatus including thickness or flatness detector |
US5872633A (en) * | 1996-07-26 | 1999-02-16 | Speedfam Corporation | Methods and apparatus for detecting removal of thin film layers during planarization |
US6326293B1 (en) * | 1997-12-19 | 2001-12-04 | Texas Instruments Incorporated | Formation of recessed polysilicon plugs using chemical-mechanical-polishing (CMP) and selective oxidation |
US6063306A (en) * | 1998-06-26 | 2000-05-16 | Cabot Corporation | Chemical mechanical polishing slurry useful for copper/tantalum substrate |
US6217416B1 (en) * | 1998-06-26 | 2001-04-17 | Cabot Microelectronics Corporation | Chemical mechanical polishing slurry useful for copper/tantalum substrates |
SG99289A1 (en) * | 1998-10-23 | 2003-10-27 | Ibm | Chemical-mechanical planarization of metallurgy |
US6083840A (en) * | 1998-11-25 | 2000-07-04 | Arch Specialty Chemicals, Inc. | Slurry compositions and method for the chemical-mechanical polishing of copper and copper alloys |
US6599836B1 (en) * | 1999-04-09 | 2003-07-29 | Micron Technology, Inc. | Planarizing solutions, planarizing machines and methods for mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies |
US6375693B1 (en) * | 1999-05-07 | 2002-04-23 | International Business Machines Corporation | Chemical-mechanical planarization of barriers or liners for copper metallurgy |
US6436302B1 (en) * | 1999-08-23 | 2002-08-20 | Applied Materials, Inc. | Post CU CMP polishing for reduced defects |
US6368955B1 (en) * | 1999-11-22 | 2002-04-09 | Lucent Technologies, Inc. | Method of polishing semiconductor structures using a two-step chemical mechanical planarization with slurry particles having different particle bulk densities |
JP3450247B2 (ja) * | 1999-12-28 | 2003-09-22 | Necエレクトロニクス株式会社 | 金属配線形成方法 |
TW572980B (en) * | 2000-01-12 | 2004-01-21 | Jsr Corp | Aqueous dispersion for chemical mechanical polishing and chemical mechanical polishing process |
US6936541B2 (en) * | 2000-09-20 | 2005-08-30 | Rohn And Haas Electronic Materials Cmp Holdings, Inc. | Method for planarizing metal interconnects |
US6709316B1 (en) * | 2000-10-27 | 2004-03-23 | Applied Materials, Inc. | Method and apparatus for two-step barrier layer polishing |
JP3768402B2 (ja) * | 2000-11-24 | 2006-04-19 | Necエレクトロニクス株式会社 | 化学的機械的研磨用スラリー |
US7012025B2 (en) * | 2001-01-05 | 2006-03-14 | Applied Materials Inc. | Tantalum removal during chemical mechanical polishing |
US20020104269A1 (en) * | 2001-01-26 | 2002-08-08 | Applied Materials, Inc. | Photochemically enhanced chemical polish |
US6638326B2 (en) * | 2001-09-25 | 2003-10-28 | Ekc Technology, Inc. | Compositions for chemical mechanical planarization of tantalum and tantalum nitride |
US7316603B2 (en) * | 2002-01-22 | 2008-01-08 | Cabot Microelectronics Corporation | Compositions and methods for tantalum CMP |
US6726535B2 (en) * | 2002-04-25 | 2004-04-27 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for preventing localized Cu corrosion during CMP |
EP1517972A4 (en) * | 2002-06-07 | 2009-12-16 | Showa Denko Kk | METAL POLISHING COMPOSITION, POLISHING METHOD USING THE SAME, AND METHOD OF PRODUCING SEMICONDUCTOR WAFER USING THE POLISHING METHOD |
US7300603B2 (en) * | 2003-08-05 | 2007-11-27 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Chemical mechanical planarization compositions for reducing erosion in semiconductor wafers |
-
2006
- 2006-04-21 US US11/408,334 patent/US20070249167A1/en not_active Abandoned
-
2007
- 2007-03-22 KR KR1020087028339A patent/KR20080111149A/ko not_active Application Discontinuation
- 2007-03-22 JP JP2009506496A patent/JP2009534834A/ja not_active Withdrawn
- 2007-03-22 EP EP07753728A patent/EP2013308A4/en not_active Withdrawn
- 2007-03-22 CN CNA2007800166556A patent/CN101437919A/zh active Pending
- 2007-03-22 WO PCT/US2007/007123 patent/WO2007126672A1/en active Application Filing
- 2007-03-30 TW TW096111496A patent/TW200808946A/zh unknown
-
2008
- 2008-10-02 IL IL194462A patent/IL194462A0/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP2013308A4 (en) | 2011-12-14 |
JP2009534834A (ja) | 2009-09-24 |
TW200808946A (en) | 2008-02-16 |
IL194462A0 (en) | 2009-08-03 |
CN101437919A (zh) | 2009-05-20 |
WO2007126672A1 (en) | 2007-11-08 |
EP2013308A1 (en) | 2009-01-14 |
US20070249167A1 (en) | 2007-10-25 |
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Legal Events
Date | Code | Title | Description |
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WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |